:root {
    --primary-color: #D83344;
    --background-color: #f5f5f7;
    --text-color: #333333;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    padding: 0;
}

.cont {
    text-align: center;
}

.celebrate-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.1s ease;
}

.celebrate-btn:hover {
    background-color: #C71729;
}

.celebrate-btn:active {
    transform: scale(0.98);
}